18850586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 24

約数和(自身を含む): 30642300

約数和(自身を除く): 11791714

約数列:

[1, 2, 17, 34, 61, 122, 149, 298, 1037, 2074, 2533, 3721, 5066, 7442, 9089, 18178, 63257, 126514, 154513, 309026, 554429, 1108858, 9425293, 18850586]

約数ペア:

[(1, 18850586), (2, 9425293), (17, 1108858), (34, 554429), (61, 309026), (122, 154513), (149, 126514), (298, 63257), (1037, 18178), (2074, 9089), (2533, 7442), (3721, 5066)]